/* Copyright (C) 2004 - 2008  Versant Inc.  http://www.db4o.com

This file is part of the sharpen open source java to c# translator.

sharpen is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

sharpen is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */

package sharpen.core.csharp.ast;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public abstract class CSMethodBase extends CSMember implements CSParameterized {

    private List<CSVariableDeclaration> _parameters = new ArrayList<CSVariableDeclaration>();

    private CSBlock _body = new CSBlock();

    private boolean _isVarArgs;

    public CSMethodBase(String name) {
        super(name);
    }

    public void addParameter(CSVariableDeclaration parameter) {
        _parameters.add(parameter);
    }

    public void addParameter(int index, CSVariableDeclaration parameter) {
        _parameters.add(index, parameter);
    }

    public void addParameter(String name, CSTypeReferenceExpression type) {
        addParameter(new CSVariableDeclaration(name, type));
    }

    public void removeParameter(int index) {
        _parameters.remove(index);
    }

    public List<CSVariableDeclaration> parameters() {
        return Collections.unmodifiableList(_parameters);
    }

    public CSBlock body() {
        return _body;
    }

    public String signature() {
        StringBuilder buffer = new StringBuilder();
        buffer.append(name());
        buffer.append("(");

        boolean first = true;
        for (CSVariableDeclaration p : _parameters) {
            if (!first) buffer.append(", ");
            buffer.append(p.type());
            first = false;
        }
        buffer.append(")");
        return buffer.toString();
    }

    public void isVarArgs(boolean value) {
        _isVarArgs = value;
    }

    public boolean isVarArgs() {
        return _isVarArgs;
    }
}
